S
M
T
W
T
F
S
28
76°
51°
29
72°
50°
30
72°
56°
1
75°
56°
2
75°
52°
3
72°
52°
4
74°
57°
5
73°
58°
6
73°
58°
7
74°
57°
8
77°
59°
9
77°
58°
10
76°
59°
11
75°
59°
12
75°
58°
13
76°
59°
14
78°
59°
15
77°
54°
16
74°
52°
17
74°
52°
18
75°
53°
19
75°
58°
20
76°
52°
21
78°
56°
22
81°
60°
23
79°
59°
24
83°
52°
25
76°
51°
26
75°
52°
27
76°
51°
28
75°
54°
29
76°
58°
30
79°
58°
31
82°
59°
1
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mendon
Mendon's July 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 50° and 60°. The average high for July is 76° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Mendon. See also: August | September | October.